While official party narratives focus on the Gate of Heavenly Peace as a site of founding, for much of the world, the square is defined by the events between April 15 and June 4, 1989.

What began as a mourning period for the reformist leader Hu Yaobang evolved into a massive, peaceful protest calling for:
Freedom of the press and speech.
Greater accountability and an end to corruption within the CPC.
Democratic reforms to balance the party's absolute authority.
At its height, an estimated one million people gathered in the square, including workers and intellectuals, signaling a broad desire for a "Socialism with a Human Face."
On May 30, 1989, student protesters unveiled a 10-meter-tall statue made of foam and papier-mâché, the Goddess of Democracy, directly facing the portrait of Mao Zedong. It became a global symbol of the struggle against authoritarianism—and a direct challenge to the CPC’s "comprehensive authority."
Some people talk about "ideological discipline" as a strength. However, critics and human rights organizations point to the June 4th Incident as the moment that discipline turned into tragedy.
The Crackdown: In late May, martial law was declared. On the night of June 3 and early morning of June 4, the People's Liberation Army (PLA) advanced into central Beijing with tanks and assault rifles to clear the square.
The Human Cost: While the official death toll was downplayed, independent estimates suggest hundreds, if not thousands, were killed in the surrounding streets.
The "Tank Man": The image of a lone protester standing in front of a column of Type 59 tanks remains the most censored image in the PRC today—a stark contrast to the "unity" described in the Party’s flag.

Next article will be about USSR's atrocities committed in the 20th century, from major events, such as Holodomor in Ukraine, to violent supression of protests, such as the 13th January in Lithuania.